system-testsuite

commit: 78b1ce88a92f169486e96c84da0bb9fcb05f045d
parent 30fdba8706f379c76435f5be3fe30079523059f4
Author: Haelwenn (lanodan) Monnier <contact@hacktivis.me>
Date:   Thu,  3 Mar 2022 22:55:07 +0100

Add check on strlen(NULL)

Diffstat:
M
Kyuafile
3
++-
M
Makefile
2
+-
A
strlen.c
21
+++++++++++++++++++++

3 files changed, 24 insertions(+), 2 deletions(-)
diff --git a/Kyuafile b/Kyuafile
@@ -4,9 +4,10 @@ syntax(2)
 
 test_suite("system-testsuite")
 
--- /BEGIN/,$ | LC_ALL=C.UTF-8 sort
+-- /BEGIN/,$|LC_ALL=C.UTF-8 sort
 atf_test_program{name="abs"}
 atf_test_program{name="true"}
 atf_test_program{name="false"}
 atf_test_program{name="sed"}
 atf_test_program{name="puts"}
+atf_test_program{name="strlen"}
diff --git a/Makefile b/Makefile
@@ -1,5 +1,5 @@
 LIBS = -latf-c
-BINS = puts abs
+BINS = puts abs strlen
 
 all: $(BINS)
 
diff --git a/strlen.c b/strlen.c
@@ -0,0 +1,21 @@
+#include <atf-c.h> // ATF*, atf*
+#include <stdio.h> // fopen, fclose, fputs
+#include <errno.h> // errno
+#include <string.h> // strerror
+
+ATF_TC(strlen_null);
+ATF_TC_HEAD(strlen_null, tc)
+{
+	atf_tc_set_md_var(tc, "descr", "works with being passed NULL");
+}
+ATF_TC_BODY(strlen_null, tc)
+{
+	ATF_CHECK(strlen(NULL) == 0);
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+	ATF_TP_ADD_TC(tp, strlen_null);
+
+	return atf_no_error();
+}